diff --git a/src/core/utils_linux.cpp b/src/core/utils_linux.cpp
index 2e2e257..b05cb1b 100644
--- a/src/core/utils_linux.cpp
+++ b/src/core/utils_linux.cpp
@@ -27,6 +27,7 @@
 #include "framelessconfig_p.h"
 #include "framelessmanager.h"
 #include "framelessmanager_p.h"
+#include <cstring> // for std::memcpy
 #include <QtGui/qwindow.h>
 #include <QtGui/qscreen.h>
 #include <QtGui/qguiapplication.h>